<!doctype html>

<title>15 Simple Integration - React From Zero</title>

<script src="https://unpkg.com/react@16.4.0/umd/react.development.js"></script>
<script src="https://unpkg.com/react-dom@16.4.0/umd/react-dom.development.js"></script>
<script src="https://unpkg.com/@babel/standalone/babel.min.js"></script>

<script src="https://unpkg.com/moment@2.18.1/min/moment.min.js">
// Most of the time we have to use third party libraries
// in our applications. Here we integrate a simple one
// for date handling and use it with React. It doesn"t
// use the DOM so it can be integrated fairly easy.
</script>

<div id="app"></div>

<script type="text/babel">
// Simple libraries that are called synchronous can used
// directly in JSX with the help of {}, since they are
// just function calls
var DateToday = function() {
  return <span>{moment().format("DD.MM.YYYY")}</span>;
};

var tomorrow = moment().add(1, "day");

// Nothing exciting happening here, just calling the library
// and displaying its return values. First with some
// elements, then used inside of a component.
var reactElement = (
  <div>
    <h1 style={{ textAlign: "center" }}>
      Tomorrow is {tomorrow.format("MMMM")} the{" "}
      {tomorrow.format("Do")}
    </h1>
    <DateToday />
  </div>
);

ReactDOM.render(reactElement, document.getElementById("app"));  
</script>